Osteoblastoma is a rare benign, but locally aggressive bone tumor with rare malignant transformation. It mostly affects the vertebral column and long bones. Radiographically, it is seen as an expansile, oval, sclerotic or lytic mass-like lesion with well-defined borders, although sometimes it may mimic a malignant tumor such as osteogenic sarcoma by its irregular borders. Herein, we report a ca...

BACKGROUND AND PURPOSE Uremic encephalopathy is a metabolic disorder in patients with renal failure. The purpose of this study was to describe the MR imaging findings of uremic encephalopathy. MATERIALS AND METHODS This study retrospectively reviewed MR imaging findings in 10 patients with clinically proved uremic encephalopathy between May 2005 and December 2014. Parameters evaluated were le...

To cite: Raj DH, Dash PK. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2015-211697 DESCRIPTION A 40-year-old man presented with severe pelvic and right hip joint pain for the past 5 years, which was insidious in onset and progressive, resulting in the patient being wheelchair-bound. He also had a history of liver surgery, which was performed 20 years prior, an...

INTRODUCTION Neoplasia of the paranasal sinuses in horses is uncommon. Tumours reported to develop within the sinuses include squamous cell carcinoma, adenocarcinoma, fibrosarcoma, haemangiosarcoma, osteoma, ossifying fibroma and ameloblastic odontoma. The most common neoplasm involving the paranasal sinuses of the horse is squamous cell carcinoma. A group of fibro-osseous lesions, often with o...

PATIENT Male, 30 FINAL DIAGNOSIS: Giant cell bone tumor Symptoms: Bone swelling • pain MEDICATION - Clinical Procedure: - Specialty: Oncology. OBJECTIVE Unusual clinical course. BACKGROUND Cooper first reported giant cell tumors (GCT) in the 18(th) century. The clavicle is a rare site for tumors. Metastatic tumors are more common than benign. This is the first case of GCT lateral end of c...

Sinus mucoceles are benign, slowly enlarging, mucous-secreting, cystic lesions whose expansile growth may lead to compressive neuropathies. We present the case of a 70-year-old woman with a long-standing history of headaches and progressive ocular neuropathy who underwent an endoscopic resection of a large sphenoid sinus mucocele resulting in immediate improvement of her neurological symptoms. ...

We report here two cases of primary intraosseous meningioma with aggressive behavior. A 68-year-old man presented with a one year history of a soft, enlarging mass in the right parietal region. Magnetic resonance image (MRI) revealed a 6 cm sized, heterogeneously-enhancing, bony expansile mass in the right parietal bone, and computed tomograph (CT) showed a bony, destructive lesion. The tumor, ...

BACKGROUND Ollier's disease is a non-hereditary, benign bone tumor which is usually characterized by presence of multiple radiolucent lesions (enchondromas) in the metaphysis of long bones with unilateral predominance. The disease is a rare clinical entity with 1/100000 occurrence in early childhood. Patients mostly present with multiple hard swellings and deformity of the tubular bones special...

INTRODUCTION We describe here the first reported case of a follicular adenoma arising from a thyroglossal duct remnant within the hyoid bone in Singapore. CLINICAL PICTURE A 32-year-old woman presented with an asymptomatic lump in the anterior midline of her neck of three months' duration. CT scan showed an expansile lesion localised to the medulla of the body of the hyoid. TREATMENT A well...

We report the case of a young man who had cherubism, with secondary aneurysmal bone (ABC) cyst change, to illustrate the clinical characteristics and imaging findings. A 26-year-old Chinese man was referred to our hospital in February 2006 for maxillofacial consultation. In June 2000, we curetted the enlarged right maxilla, and a pathologic diagnosis of fibrous dysplasia was made. A half-year l...